nanners619 nanners619

07-12-2021
Mathematics

contestada

3n + 6n -4 = 2n + 2 + 5n

Respuesta :

giri2075rajendra giri2075rajendra

07-12-2021

Answer:

3n +6n-4=2n+2+5n

9n-4=7n+2

9n-7n=2+4

2n=6

n=6÷2

n=3

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